Revenue Recognition (Details) - Schedule of revenues disaggregated by business segment and service offered to customers - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2020	Oct. 31, 2019
Revenue from External Customer [Line Items]
Revenues, Total	$ 343,425	$ 340,200
Total Fintech [Member]
Revenue from External Customer [Line Items]
Revenues, Total	20,087	9,557
net2phone-UCaaS [Member]
Revenue from External Customer [Line Items]
Revenues, Total	9,628	7,207
Total Traditional Communications [Member]
Revenue from External Customer [Line Items]
Revenues, Total	313,710	323,436
BOSS Revolution Money Transfer [Member] | Total Fintech [Member]
Revenue from External Customer [Line Items]
Revenues, Total	15,157	7,202
National Retail Solutions [Member] | Total Fintech [Member]
Revenue from External Customer [Line Items]
Revenues, Total	4,930	2,355
Mobile Top-Up [Member] | Total Traditional Communications [Member]
Revenue from External Customer [Line Items]
Revenues, Total	95,785	76,815
Boss Revolution Calling [Member] | Total Traditional Communications [Member]
Revenue from External Customer [Line Items]
Revenues, Total	116,231	116,242
Carrier Services [Member] | Total Traditional Communications [Member]
Revenue from External Customer [Line Items]
Revenues, Total	87,775	113,517
Other [Member] | Total Traditional Communications [Member]
Revenue from External Customer [Line Items]
Revenues, Total	$ 13,919	$ 16,862